WO2021210754A1 - Procédé et dispositif pour fournir un service de livre électronique équipé d'une fonction de traduction automatique - Google Patents

Procédé et dispositif pour fournir un service de livre électronique équipé d'une fonction de traduction automatique Download PDF

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Publication number
WO2021210754A1
WO2021210754A1 PCT/KR2020/018539 KR2020018539W WO2021210754A1 WO 2021210754 A1 WO2021210754 A1 WO 2021210754A1 KR 2020018539 W KR2020018539 W KR 2020018539W WO 2021210754 A1 WO2021210754 A1 WO 2021210754A1
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WO
WIPO (PCT)
Prior art keywords
book
text
translation
image
raster image
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Application number
PCT/KR2020/018539
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English (en)
Korean (ko)
Inventor
박종한
Original Assignee
주식회사 펍플
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Publication date
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Priority claimed from KR1020200177077A external-priority patent/KR20210128324A/ko
Publication of WO2021210754A1 publication Critical patent/WO2021210754A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/40—Processing or translation of natural language
    • G06F40/58—Use of machine translation, e.g. for multi-lingual retrieval, for server-side translation for client devices or for real-time translation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services

Definitions

  • the present disclosure relates to a method and apparatus for providing an e-book service equipped with an automatic translation function.
  • e-book is a generic term for digital books that can be used like books by recording information such as text or images on electronic media. It is attracting attention as an educational service model.
  • e-book viewer applications (viewer applications) do not provide translations by themselves within the application, so in order for the user to check the intermediate translation while reading the content of the original text, the e-book viewer application screen and the translation are provided. There is a problem in that it is necessary to perform frequent screen switching between separate application screens.
  • An object of the present disclosure is to provide a method and apparatus for providing an e-book service equipped with an automatic translation function capable of providing a translated text without changing a screen within an e-book viewer application.
  • an e-book service providing method performed by an e-book viewer device, a vector image, a raster image, and A process of displaying the original content of the e-book content on the screen based on all or part of the metadata; receiving an input for a target region including at least one of the vector image and the raster image; extracting text corresponding to at least one of the vector image and the raster image included in the target region; generating a translation by translating the extracted text into a preset translation language; and displaying the translated text on a screen.
  • an e-book viewer device that provides an e-book content translation function, a vector image, a raster image, and a meta image included in an e-book file.
  • an original text output unit for displaying the original content of the e-book content on the screen based on all or part of the data (metadata);
  • an input unit for receiving an input for a target region including at least one of the vector image and the raster image;
  • a text extraction unit for extracting text corresponding to at least one of the vector image and the raster image included in the target region;
  • a translation generation unit for generating a translation obtained by translating the extracted text into a preset translation language; and a translation output unit for displaying the translation on a screen.
  • FIG. 1 is a block diagram schematically illustrating an e-book service system according to an embodiment of the present disclosure.
  • FIG. 2 is a block diagram schematically illustrating an e-book viewer apparatus according to an embodiment of the present disclosure.
  • FIG. 3 is an exemplary diagram illustrating a screen displayed on an e-book viewer device according to an embodiment of the present disclosure.
  • FIG. 4 is a flowchart illustrating a method of providing an automatic translation function by an e-book viewer apparatus according to an embodiment of the present disclosure.
  • FIG. 1 is a block diagram schematically illustrating an e-book service system according to an embodiment of the present disclosure.
  • the e-book service system 10 includes all or part of the e-book providing apparatus 100 and the e-book viewer 110 . Not all blocks shown in FIG. 1 are essential components, and in another embodiment, some blocks included in the e-book service system 10 may be added, changed, or deleted.
  • the e-book providing apparatus 100 is a device that provides an e-book file to the e-book viewer 110 .
  • the e-book providing apparatus 100 according to an embodiment of the present disclosure stores one or more e-book files, and transmits the e-book files to the e-book viewer 110 according to the request of the e-book viewer apparatus 110 . can
  • the e-book providing apparatus 100 may generate an e-book file from original data input from the outside, but is not limited to this example. That is, the e-book providing apparatus 100 according to another embodiment of the present disclosure receives the e-book file generated by the e-book generating device (not shown), which is a separate stand-alone device, and converts it into a database. and may be provided to the e-book viewer device 110 .
  • the e-book generating device not shown
  • converts it into a database and may be provided to the e-book viewer device 110 .
  • the e-book providing apparatus 100 converts text information included in original data into vector image information when generating an e-book file.
  • Vector image information is an image created by expressing the outline using dots and lines and filling the inside with color or pattern. Such vector image information has an advantage in that it can always provide a clear image regardless of enlargement/reduction of the original because the boundary line is formed by connecting lines.
  • the electronic book providing apparatus 100 extracts metadata for text information and image information included in the original data prior to a vector image process for text information.
  • metadata layout information including position coordinate values for each of text information and image information may be collected, and attribute information including data values (ie, text contents) corresponding to text information (attribute information, Hereinafter, 'text attribute information') may be collected.
  • attribute information including data values (ie, text contents) corresponding to text information (attribute information, Hereinafter, 'text attribute information') may be collected.
  • attribute information including data values (ie, text contents) corresponding to text information (attribute information, Hereinafter, 'text attribute information') may be collected.
  • one or more text style information among font information, size information, and color information for text information may be additionally collected as metadata.
  • Such metadata functions as replacement data to replace data related to text information that is lost in the process of imaging text information.
  • the e-book providing apparatus 100 provides the e-book file to the e-book viewer 110 through a wired/wireless network, but is not necessarily limited thereto.
  • the e-book providing apparatus 100 may transmit an e-book file to the e-book viewer 110 through interworking with a removable storage device. That is, in the present disclosure, the method of providing the e-book file to the e-book viewer 110 by the e-book providing apparatus 100 is not limited to a specific method.
  • the e-book viewer device 110 refers to a device that receives an e-book file from the e-book providing device 100 and outputs the contents of the e-book file so that a user can view it.
  • the e-book viewer apparatus 110 is a terminal capable of transmitting and receiving various data via a network according to a user's key operation, and is a personal computer (PC), a tablet PC (tablet), and the like.
  • PC personal computer
  • PC tablet PC
  • PDA personal digital assistant
  • the e-book viewer apparatus 110 may be equipped with an e-book viewer application.
  • the e-book viewer device 110 drives an e-book viewer application by a user's manipulation or command, and may provide a viewer function for an e-book file through the e-book viewer application.
  • the e-book viewer application refers to a kind of program installed in the e-book viewer device 110 so that the e-book viewer device 110 provides an e-book viewer function.
  • the e-book viewer application may perform all functions performed by the e-book viewer device 110 of the present disclosure in the same manner, and a detailed description thereof will be omitted.
  • the e-book viewer application is implemented to be independently operated in a form having a separate software function or hardware function performed by the e-book viewer device 110, or a separate software function performed by the e-book viewer device 110 Alternatively, it may be implemented in a form that interworks with a hardware function.
  • the e-book viewer application is mounted on the e-book viewer device 110 and is preferably operated using various hardware provided in the e-book viewer device 110, but is not necessarily limited thereto, and is implemented and operated as a separate device. could be In addition, the e-book viewer application may operate in conjunction with other pre-installed applications in the e-book viewer device 110 .
  • FIG. 1 shows the e-book providing device 100 and the e-book viewer 110 as separate devices, the e-book providing device 100 and the e-book viewer 110 are integrated into one device. and can be implemented. For example, each function performed through the e-book providing apparatus 100 and the e-book viewer 110 may be simultaneously performed by the e-book viewer 110 . To this end, an e-book production application and an e-book viewer application may be mounted on the e-book viewer device 110 . Here, the e-book production application may equally perform all functions performed by the e-book providing apparatus 100, and a detailed description thereof will be omitted.
  • FIG. 2 is a block diagram schematically illustrating an e-book viewer apparatus according to an embodiment of the present disclosure.
  • FIG. 3 is an exemplary diagram illustrating a screen displayed on an e-book viewer device according to an embodiment of the present disclosure.
  • the e-book viewer apparatus 110 includes an original text output unit 200 , an input unit 210 , a text extraction unit 220 , a translation generator 230 , and a translation All or part of the output unit 240 is included. Not all blocks shown in FIG. 2 are essential components, and in another embodiment, some blocks included in the e-book viewer device 110 may be added, changed, or deleted. That is, in the case of FIG. 2 , the e-book viewer device 110 according to an embodiment of the present disclosure exemplifies components for generating a translation for a region selected by the user among the contents of the original text, and outputting it together with the original text. As shown, it should be recognized that the e-book viewer device 110 may have more or fewer components or different components than those shown for the implementation of other functions.
  • the original text output unit 200 parses the e-book file and displays the original text of the e-book on the e-book viewer device based on data included in the e-book file.
  • the text output unit 200 parses the e-book file and extracts metadata, vector image information, and raster image information included in the e-book file. do.
  • the text output unit 200 extracts layout information included in metadata, and displays vector image information at a position corresponding to a position coordinate value of text information included in the extracted layout information. That is, the original text output unit 200 displays and provides vector image information corresponding to the text information on the position where the existing text information is displayed, based on the layout information included in the metadata.
  • the text output unit 200 displays the raster image information at a position corresponding to the position coordinate value of the image information included in the layout information.
  • the input unit 210 receives a translation language and a target area to be translated from the user.
  • the input unit 210 may receive an input of a target area based on an interaction operation sensed by a user.
  • the interaction action includes at least one of a click, a tap, a drag and drop, a swipe, a pinch in and out, and a flick. can do.
  • the user may input the corresponding area as the target area by dragging from the upper left to the lower right of the specific area 300 on the screen of the e-book viewer device.
  • the user may input the area 302 and/or 304 including the text and/or image as the target area by clicking the text and/or image output on the screen of the e-book viewer device.
  • the input unit 210 of the present disclosure recognizes the user's input to the target area, the input unit 210 calculates the coordinates of the location of the target area and provides it to the text extractor 220 .
  • the location coordinate value of the target area is the x and y coordinates (hereinafter, 'A coordinate') of the starting point A of the target area (eg, the upper left point of the target area) and the end point B of the target area (eg, For example, it may be an x,y coordinate (hereinafter, 'B coordinate') for the lower rear point of the target region.
  • the text extraction unit 220 extracts text information corresponding to a vector image and/or a raster image existing in the target region.
  • the text extraction unit 220 checks whether a vector image and/or a raster image is included in the target area based on layout information in metadata. That is, the text extraction unit 220 uses the location coordinate value of the target area and the location coordinate value of text information and/or the location coordinate value of the image information included in the layout information in the collection data to display a vector image and/or You can check whether a raster image is included or not.
  • the text extraction unit 220 may be configured to, when there is a position coordinate value having a value between the A coordinate and the B coordinate among the position coordinate values of text information and/or image information included in the layout information, the corresponding position coordinate value. It may be determined that the vector image and/or the raster image corresponding to the value exist in the target region.
  • the text extraction unit 220 extracts text corresponding to the vector image included in the target region based on text attribute information included in the metadata. For example, the text extraction unit 220 extracts text attribute information corresponding to a position coordinate value of text information having a value between the A coordinate and the B coordinate.
  • the text extraction unit 220 extracts the text in the raster image and the positional coordinates of the text by using a character recognition technology.
  • the text extraction unit 220 may use OCR (optical character recognition) as a character recognition technology, but is not limited to this example, and anyone skilled in the art may adopt another method.
  • the translation generator 230 generates a translation in which the extracted text is translated into a translation language selected by the user.
  • the translation generating unit 230 is an automatic translation technology such as rule-based machine translation and corpus-based machine translation. It is possible to generate a translation using, but is not limited to these examples, and anyone skilled in the art may adopt another method.
  • the translation output unit 240 displays the generated translation on the e-book viewer device 110 .
  • the translation output unit 240 overlays the translated text on the target area or overlays the translated text on a separate area in the form of a subtitle and outputs it.
  • the translation output unit 240 outputs the translation based on the position coordinate value of the target region, the position coordinate value included in the layout information, and/or the position coordinate value of the text extracted from the raster image. It is possible to determine the position coordinate value to be output.
  • the translation output unit corresponds to the vector image on the position where the vector image 302 is displayed, based on the position coordinate value of the target area and the position coordinate value of the text information included in the layout information.
  • a translation 310 may be output.
  • the translation output unit displays the text included in the raster image 304 based on the location coordinate value of the target area, the location coordinate value of the image information included in the layout information, and the location coordinate value of the text extracted from the raster image.
  • a translation 320 corresponding to the corresponding text may be output on the position.
  • the translation output unit 240 may overlay and output the translation in a pop-up format.
  • the layer including the translation may be popped up at a preset position, and the position of the layer may be moved based on the user's interaction action. Accordingly, the user can check the content of the original text and the content of the translated text together.
  • FIG. 4 is a flowchart illustrating a method of providing an automatic translation function by an e-book viewer apparatus according to an embodiment of the present disclosure.
  • the e-book viewer device 110 parses the e-book file and outputs the original text of the e-book based on data included in the e-book file (S400).
  • the data included in the e-book file may include a vector image, a raster image, and metadata. That is, the e-book viewer apparatus 110 according to an embodiment of the present disclosure may display the original text of the e-book on the screen based on a vector image, a raster image, and metadata included in the e-book file.
  • the e-book viewer device 110 receives a translation language and a target area to be translated from the user (S410). When the user's input to the target area is recognized, the e-book viewer device 110 calculates a coordinate value of the location of the target area.
  • the e-book viewer device 110 checks whether a vector image and/or a raster image exists in the target area (S420). The e-book viewer device 110 may check whether a vector image and/or a raster image is included in the target area based on layout information in the metadata.
  • the e-book viewer device 110 extracts the vector image and/or text corresponding to the raster image (S430).
  • the e-book viewer apparatus 110 according to an embodiment of the present disclosure extracts text corresponding to a vector image included in a target area based on text attribute information included in metadata.
  • the e-book viewer apparatus 110 according to an embodiment of the present disclosure extracts a text in a raster image and a coordinate value of a position of the text by using a character recognition technology.
  • the e-book viewer device 110 translates the extracted text into a translation language (S440).
  • the e-book viewer device 110 may generate a translation using automatic translation technology such as rule-based machine translation and corpus-based machine translation. , but is not limited to these examples.
  • the e-book viewer device 110 outputs the translated text (S450).
  • the e-book viewer apparatus 110 may overlay the translated text on the target area or overlay the translated text on a separate area in the form of a caption and display it on the display.
  • the e-book viewer apparatus 110 may overlay the translated text in a pop-up format and display it on the display.
  • FIG. 4 Although it is described that each process is sequentially executed in FIG. 4 , this is merely illustrative of the technical idea of an embodiment of the present disclosure. In other words, those of ordinary skill in the art to which an embodiment of the present disclosure pertain may change the order described in FIG. 4 without departing from the essential characteristics of an embodiment of the present disclosure, or perform one or more of the respective processes. Since it will be possible to apply various modifications and variations by executing in parallel, FIG. 4 is not limited to a time-series order.
  • Various implementations of the systems and techniques described herein include digital electronic circuitry, integrated circuits, field programmable gate arrays (FPGAs), application specific integrated circuits (ASICs), computer hardware, firmware, software, and/or combination can be realized. These various implementations may include being implemented in one or more computer programs executable on a programmable system.
  • the programmable system includes at least one programmable processor (which may be a special purpose processor) coupled to receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device. or may be a general-purpose processor).
  • Computer programs also known as programs, software, software applications or code
  • the computer-readable recording medium includes all types of recording devices in which data readable by a computer system is stored. These computer-readable recording media are non-volatile or non-transitory, such as ROM, CD-ROM, magnetic tape, floppy disk, memory card, hard disk, magneto-optical disk, and storage device. medium, and may further include a transitory medium such as a data transmission medium. In addition, the computer-readable recording medium may be distributed in a network-connected computer system, and computer-readable code may be stored and executed in a distributed manner.
  • a programmable computer includes a programmable processor, a data storage system (including volatile memory, non-volatile memory, or other types of storage systems or combinations thereof), and at least one communication interface.
  • a programmable computer may be one of a server, a network appliance, a set-top box, an embedded device, a computer expansion module, a personal computer, a laptop, a Personal Data Assistant (PDA), a cloud computing system, or a mobile device.
  • PDA Personal Data Assistant
  • translation generation unit 240 translation output unit

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Abstract

L'invention concerne un procédé et un dispositif permettant de fournir un service de livre électronique équipé d'une fonction de traduction automatique. Selon un aspect, l'invention concerne un procédé permettant de fournir un service de livre électronique au moyen d'un dispositif de visualisation de livre électronique, le procédé étant caractérisé en ce qu'il comprend les étapes consistant : à afficher le contenu original d'un livre électronique sur un écran en fonction de tout ou partie d'images vectorielles, d'images tramées et de métadonnées incluses dans un fichier de livre électronique ; à recevoir une entrée concernant une zone cible comprenant au moins les images vectorielles et/ou les images tramées ; à extraire un texte correspondant aux images vectorielles et/ou aux images tramées comprises dans la zone cible ; à générer un texte traduit qui est traduit à partir du texte extrait dans une langue de traduction prédéfinie ; et à afficher le texte traduit sur l'écran.
PCT/KR2020/018539 2020-04-16 2020-12-17 Procédé et dispositif pour fournir un service de livre électronique équipé d'une fonction de traduction automatique WO2021210754A1 (fr)

Applications Claiming Priority (4)

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KR20200045818 2020-04-16
KR10-2020-0045818 2020-04-16
KR1020200177077A KR20210128324A (ko) 2020-04-16 2020-12-17 자동번역 기능을 탑재한 전자책 서비스 제공 방법 및 장치
KR10-2020-0177077 2020-12-17

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8700384B1 (en) * 2008-06-30 2014-04-15 Amazon Technologies, Inc. Providing progressive language conversion for digital content on an electronic device
US20150248380A1 (en) * 2012-05-15 2015-09-03 Google Inc. Extensible framework for ereader tools, including named entity information
KR20160140527A (ko) * 2016-11-18 2016-12-07 윤기오 다국어 전자책 시스템 및 방법
US9881002B1 (en) * 2014-03-19 2018-01-30 Amazon Technologies, Inc. Content localization
KR20190021146A (ko) * 2017-08-22 2019-03-05 삼성전자주식회사 디스플레이에 표시된 텍스트를 번역하는 방법 및 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8700384B1 (en) * 2008-06-30 2014-04-15 Amazon Technologies, Inc. Providing progressive language conversion for digital content on an electronic device
US20150248380A1 (en) * 2012-05-15 2015-09-03 Google Inc. Extensible framework for ereader tools, including named entity information
US9881002B1 (en) * 2014-03-19 2018-01-30 Amazon Technologies, Inc. Content localization
KR20160140527A (ko) * 2016-11-18 2016-12-07 윤기오 다국어 전자책 시스템 및 방법
KR20190021146A (ko) * 2017-08-22 2019-03-05 삼성전자주식회사 디스플레이에 표시된 텍스트를 번역하는 방법 및 장치

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